{
  "manageEntity": {
    "action": "Follow",
    "entityId": "42121",
    "entityType": "User",
    "nonce": "0x649e3a446d0bd0814c76936aa27eee0de29dfb7a0b284f0907c1e817a4f81a00",
    "signature": "0xb57233583e48f35758fb821f483374cf89d519bf2fc937130f7ea2e361986ef57a3efec934b915ef1327b88611725efe96c2944a439732f6983ed450e1e6b9b51b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}